Lutron Sound Level SC-934

Lutron Multi-Level Sound Level Calibrator (Sound Level) Multi-Frequency

• Multi frequency.
• Multi level output.
• Sound calibrator, useful to calibrate Sound Level Meters precisely.
• Low Battery indicator.

Specifications:

• Frequency: 125, 250, 500Hz or 1 kHz (Red LED indicator) ±2%.
• Sound Pressure Level for SPL: 94, 104 or 114 dB (Red LED indicator) ±0.5 dB.
  * Spec. tested under the environment RF Field Strength less than 3 V/M & frequency less than the 30 MHz only.
• Suitable Microphone Type: 1" mic. & 0.5" mic.
  * 0.5" microphone is calibrated with 0.5" mic. adapter (included).
• Distortion: 94 dB range harmonic distortion : ± 2 %.
• Operating Temperature: 32° F to 122° F (0° to 50° C).
  NOTE most batteries are not rated for below -4° F or above 125° F.
• Operating Humidity: less than 80% RH non-condensing.
• Operating Atmospheric Pressure: 65kPa ~ 108kPa.
• Power: (1) 9 volt alkaline battery (006P, 6F22) or equivalent.
• Power Consumption: approx. 8mA DC (in ON position).
• Dimensions: 4.8" x 2.48" x 1.57" (124x63x40 mm).
• Weight: approximately 0.85 ounces (277 g) meter only.

Supplied with:

• Instruction manual.
• 0.5" microphone adapter.
• 0.25" microphone adapter.
• Carrying case